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127
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CG
2005
Springer
15 years 1 months ago
A new algorithm for Boolean operations on general polygons
A new algorithm for Boolean operations on general planar polygons is presented. It is available for general planar polygons (manifold or non-manifold, with or without holes). Edge...
Yu Peng, Jun-Hai Yong, Wei-Ming Dong, Hui Zhang, J...
108
Voted
JUCS
2007
137views more  JUCS 2007»
15 years 1 months ago
An Approach to Polygonal Approximation of Digital Curves Based on Discrete Particle Swarm Algorithm
: An approach to polygonal approximation of regular digital curves based on PSO algorithm is presented. In this paper, each particle corresponds to a candidate solution to the poly...
Fangmin Dong, Renbin Xiao, Yifang Zhong, Yong Liu
CIAC
2003
Springer
110views Algorithms» more  CIAC 2003»
15 years 7 months ago
Maximizing the Guarded Boundary of an Art Gallery Is APX-Complete
In the Art Gallery problem, given is a polygonal gallery and the goal is to guard the gallery’s interior or walls with a number of guards that must be placed strategically in the...
Euripides Markou, Stathis Zachos, Christodoulos Fr...
COCOON
2006
Springer
15 years 5 months ago
A PTAS for Cutting Out Polygons with Lines
We present a simple O(m+n6 / 12 ) time (1+ )-approximation algorithm for the problem of cutting a convex n-gon out of a convex m-gon with line cuts of minimum total cutting length....
Sergey Bereg, Ovidiu Daescu, Minghui Jiang
95
Voted
CCCG
2010
15 years 3 months ago
Cluster connecting problem inside a polygon
The cluster connecting problem inside a simple polygon is introduced in this paper. The problem is shown to be NP-complete. A log n-factor approximation algorithm is proposed.
Sanjib Sadhu, Arijit Bishnu, Subhas C. Nandy, Part...